Orbital elements:
2011 FY2 Earth MOID = 0.4945 AU
Epoch 2011 Aug. 27.0 TT = JDT 2455800.5 MPC
M 10.45057 (2000.0) P Q
n 0.22374165 Peri. 279.49943 -0.25685254 +0.94758211
a 2.6872299 Node 333.15073 -0.63571113 -0.31376229
e 0.5253670 Incl. 24.88330 -0.72794102 -0.06034375
P 4.41 H 18.1 G 0.15 U 2
Orbital elements:
2011 FY2 Earth MOID = 0.4825 AU
Epoch 2011 Mar. 20.0 TT = JDT 2455640.5 MPC
M 335.02352 (2000.0) P Q
n 0.22224784 Peri. 279.90851 -0.25599209 +0.94802933
a 2.6992577 Node 332.85294 -0.64177255 -0.31285832
e 0.5308485 Incl. 24.46582 -0.72290805 -0.05796606
P 4.43 H 18.0 G 0.15
From 27 observations 2011 Mar. 26-27.